{"product_id":"vikksaer-injector-harness-adapter-kit-ev1-to-delphi-multec-lq4-lq9-8pc-tinned-copper-pre-crimped","title":"VIKKSAER Injector Harness Adapter Kit EV1 to Delphi Multec LQ4\/LQ9 — 8pc, Tinned Copper, Pre-crimped","description":"\u003cp\u003e\u003cstrong\u003eVIKKSAER 8-piece injector harness kit adapts EV1\/LS1\/LS6\/LT1 engine harnesses to Delphi Multec LQ4\/LQ9 fuel injectors for 4.8, 5.3 and 6.0 truck engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis set of eight pigtail adapters lets you connect Delphi Multec-style injectors used on LQ4 and LQ9 truck engines to EV1-style harnesses found on LS1, LS6 and LT1 platforms. Each harness includes pre-crimped terminals and seals and uses tinned copper wire for corrosion resistance and improved conductivity. The adapters simplify swaps, engine conversions, and repairs where injector connector styles differ between donor harness and replacement injectors.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these pigtails solve injector compatibility issues?\u003c\/h3\u003e\n\u003cp\u003eThey convert between two common connector standards so you don’t need to rewire or modify original harnesses. Plug-and-play ends reduce installation time and preserve factory harness integrity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEV1 connector mates to LS1\/LS6\/LT1 harnesses\u003c\/li\u003e\n  \u003cli\u003eDelphi Multec connector fits LQ4\/LQ9 injectors\u003c\/li\u003e\n  \u003cli\u003ePre-installed terminals and seals for a reliable connection\u003c\/li\u003e\n  \u003cli\u003eTinned copper wiring resists corrosion and eases soldering\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these fit my LQ4 or LQ9 engine injectors?\u003c\/h3\u003e\n\u003cp\u003eYes—these adapters are specifically shaped for Delphi Multec injectors found on LQ4 and LQ9 4.8, 5.3 and 6.0 truck engines. Check model years and variants to confirm compatibility with vehicle-specific injector brackets and harness routing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for LQ4\/LQ9 Multec-style injectors\u003c\/li\u003e\n  \u003cli\u003eCompatible with many Silverado, Sierra, Suburban, Yukon, Express, Savana and Cadillac models\u003c\/li\u003e\n  \u003cli\u003eWorks with truck and SUV applications where EV1 harnesses are used\u003c\/li\u003e\n  \u003cli\u003eSold as a complete set of eight pigtails—one per injector\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality and materials are used in these harnesses?\u003c\/h3\u003e\n\u003cp\u003eThe kit uses tinned copper wire and factory-grade terminals and seals to maintain electrical performance and environmental protection. The tinning improves solderability and reduces oxidation over time, helping ensure consistent injector signal delivery.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTinned copper conductor for better conductivity and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003ePre-crimped terminals for secure electrical contact\u003c\/li\u003e\n  \u003cli\u003eRubber seals included to keep moisture and contaminants out\u003c\/li\u003e\n  \u003cli\u003eDurable plastic EV1 and Delphi connector bodies for reliable mating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow simple is installation for a DIY mechanic?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone comfortable unplugging and replugging injector connectors. Because each pigtail already includes terminals and seals, you avoid cutting factory wiring or performing splices that could compromise the original harness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug EV1 ends directly into the LS1\/LS6\/LT1 harness\u003c\/li\u003e\n  \u003cli\u003ePlug Delphi ends onto the LQ4\/LQ9 injectors\u003c\/li\u003e\n  \u003cli\u003eNo need to re-pin factory harness or perform complex wiring changes\u003c\/li\u003e\n  \u003cli\u003eSet includes all eight connectors needed for a V8 swap or repair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The VIKKSAER 8pcs injector harness kit is intended for automotive DIYers, professional mechanics, and engine swap builders dealing with LS-family donor harnesses or Delphi Multec injectors. It’s especially useful when adapting LQ4\/LQ9 truck injectors to EV1-style harnesses, performing engine conversions, or replacing damaged pigtails without altering factory wiring. Confirm your injector and harness connector styles before purchasing to ensure fitment.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these adapters work with all LQ4\/LQ9 injectors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit Delphi Multec-style LQ4 and LQ9 injectors; verify your injector has the Multec connector before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are terminals and seals included in the kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—the set of eight pigtails ships with pre-crimped terminals and rubber seals for each connector.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"VIKKSAER","offers":[{"title":"Default Title","offer_id":67594646847673,"sku":"B0C7KTZVYJ","price":54.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/vikksaer-front-packaging-injector-pigtails.jpg?v=1790584424","url":"https:\/\/redleafauto.ca\/products\/vikksaer-injector-harness-adapter-kit-ev1-to-delphi-multec-lq4-lq9-8pc-tinned-copper-pre-crimped","provider":"Redleaf Auto","version":"1.0","type":"link"}